feat: Add extensibility for tmtv and segmentation modes

extensions/measurement-tracking/src/getCustomizationModule.ts

@@ -4,7 +4,20 @@ export default function getCustomizationModule() {
   return [
     {
       name: 'default',
-      value: { ...measurementTrackingPrompts },
+      value: {
+        ...measurementTrackingPrompts,
+
+        // Panel lists resolved by the longitudinal mode's layout template;
+        // `?customization=` modules can replace them (e.g. to swap in the
+        // segmentation panels with editing tools).
+        'longitudinal.leftPanels': [
+          '@ohif/extension-measurement-tracking.panelModule.seriesList',
+        ],
+        'longitudinal.rightPanels': [
+          '@ohif/extension-cornerstone.panelModule.panelSegmentation',
+          '@ohif/extension-measurement-tracking.panelModule.trackedMeasurements',
+        ],
+      },
     },
   ];
 }